UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'TDK3qzlKgqBKErt6BPYvsHUI7jYhz6kHfbE4+sZ+PDg=' 
WHERE 
  key_id = '7838809f0d0a1f7f36134203f3bcb914f94092be380429d1d120be7d37d0f388' 
  AND (
    token = 'TDK3qzlKgqBKErt6BPYvsHUI7jYhz6kHfbE4+sZ+PDg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )